Examine source code of Advanced Profanity Filter

{
  "name": "Advanced Profanity Filter",
  "short_name": "APF",
  "author": "FrostCo",
  "manifest_version": 3,
  "version": "4.5.0",
  "description": "Advanced Profanity Filter helps to clean up bad language on the websites you and your family visit.",
  "icons": {
    "16": "img/icon16.png",
    "48": "img/icon48.png",
    "128": "img/icon128.png"
  },
  "permissions": [
    "contextMenus",
    "notifications",
    "scripting",
    "storage",
    "tabs"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "web-filter.js"
      ],
      "run_at": "document_start",
      "all_frames": true,
      "match_about_blank": true
    }
  ],
  "options_ui": {
    "open_in_tab": true,
    "page": "option-page.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_icon": {
      "19": "img/icon19.png",
      "38": "img/icon38.png"
    },
    "default_title": "Advanced Profanity Filter",
    "default_popup": "popup.html"
  },
  "host_permissions": [
    "https://*.crunchyroll.com/"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "audio/*.mp3"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{853d1586-e2ab-4387-a7fd-1f7f894d2651}"
    }
  }
}